SELECT 
  cscart_bm_snapping.grid_id as grid_id, 
  cscart_bm_snapping.block_id as block_id, 
  IFNULL(
    dynamic_object_content.content, 
    default_content.content
  ) as content, 
  IFNULL(
    dynamic_object_content.object_id, 
    default_content.object_id
  ) AS object_id, 
  IFNULL(
    dynamic_object_content.object_type, 
    default_content.object_type
  ) AS object_type, 
  cscart_bm_block_statuses.object_ids as object_ids, 
  cscart_bm_snapping.*, 
  cscart_bm_blocks.*, 
  cscart_bm_blocks_descriptions.* 
FROM 
  cscart_bm_snapping 
  LEFT JOIN cscart_bm_blocks ON cscart_bm_blocks.block_id = cscart_bm_snapping.block_id 
  LEFT JOIN cscart_bm_block_statuses ON cscart_bm_snapping.snapping_id = cscart_bm_block_statuses.snapping_id 
  AND cscart_bm_block_statuses.object_type LIKE '' 
  LEFT JOIN cscart_bm_blocks_descriptions ON cscart_bm_blocks.block_id = cscart_bm_blocks_descriptions.block_id 
  LEFT JOIN cscart_bm_blocks_content AS default_content ON cscart_bm_blocks.block_id = default_content.block_id 
  AND cscart_bm_blocks_descriptions.lang_code = default_content.lang_code 
  AND default_content.snapping_id = 0 
  AND default_content.object_id = 0 
  AND default_content.object_type like '' 
  LEFT JOIN cscart_bm_blocks_content AS dynamic_object_content ON cscart_bm_blocks.block_id = dynamic_object_content.block_id 
  AND cscart_bm_blocks_descriptions.lang_code = dynamic_object_content.lang_code 
  AND dynamic_object_content.object_id = 0 
  AND dynamic_object_content.object_type like '' 
WHERE 
  cscart_bm_snapping.grid_id IN (
    3407, 3408, 3409, 3414, 3410, 3411, 3412, 
    3413, 3417, 3422, 3418, 3419, 3420, 
    3421, 3423, 3424, 3425, 3426, 3427, 
    3432, 3435, 3441, 3445, 3448, 3451, 
    3452, 3458, 3461, 3464, 3465, 3466, 
    3467, 3428, 3429, 3430, 3431, 3433, 
    3434, 3436, 3437, 3438, 3439, 3440, 
    3442, 3443, 3444, 3446, 3447, 3449, 
    3450, 3453, 3457, 3454, 3455, 3456, 
    3459, 3460, 3462, 3463, 3468, 3469
  ) 
  AND cscart_bm_blocks_descriptions.lang_code = 'en' 
ORDER BY 
  cscart_bm_snapping.order, 
  cscart_bm_snapping.block_id

Query time 0.00148

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.718846277,
    "nested_loop": [
      {
        "read_sorted_file": {
          "filesort": {
            "sort_key": "cscart_bm_snapping.`order`, cscart_bm_snapping.block_id",
            "table": {
              "table_name": "cscart_bm_snapping",
              "access_type": "range",
              "possible_keys": ["grid_id"],
              "key": "grid_id",
              "key_length": "4",
              "used_key_parts": ["grid_id"],
              "loops": 1,
              "rows": 81,
              "cost": 0.14152008,
              "filtered": 100,
              "index_condition": "cscart_bm_snapping.grid_id in (3407,3408,3409,3414,3410,3411,3412,3413,3417,3422,3418,3419,3420,3421,3423,3424,3425,3426,3427,3432,3435,3441,3445,3448,3451,3452,3458,3461,3464,3465,3466,3467,3428,3429,3430,3431,3433,3434,3436,3437,3438,3439,3440,3442,3443,3444,3446,3447,3449,3450,3453,3457,3454,3455,3456,3459,3460,3462,3463,3468,3469)"
            }
          }
        }
      },
      {
        "table": {
          "table_name": "cscart_bm_blocks",
          "access_type": "eq_ref",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "4",
          "used_key_parts": ["block_id"],
          "ref": ["u508912950_dev_2025.cscart_bm_snapping.block_id"],
          "loops": 81,
          "rows": 1,
          "cost": 0.08228004,
          "filtered": 100
        }
      },
      {
        "table": {
          "table_name": "cscart_bm_blocks_descriptions",
          "access_type": "eq_ref",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "10",
          "used_key_parts": ["block_id", "lang_code"],
          "ref": ["u508912950_dev_2025.cscart_bm_snapping.block_id", "const"],
          "loops": 81,
          "rows": 1,
          "cost": 0.07490724,
          "filtered": 100,
          "attached_condition": "cscart_bm_blocks_descriptions.lang_code = 'en'"
        }
      },
      {
        "table": {
          "table_name": "cscart_bm_block_statuses",
          "access_type": "ref",
          "possible_keys": ["snapping_id"],
          "key": "snapping_id",
          "key_length": "4",
          "used_key_parts": ["snapping_id"],
          "ref": ["u508912950_dev_2025.cscart_bm_snapping.snapping_id"],
          "loops": 81,
          "rows": 1,
          "cost": 0.07894937,
          "filtered": 100,
          "attached_condition": "trigcond(cscart_bm_snapping.snapping_id = cscart_bm_block_statuses.snapping_id and cscart_bm_block_statuses.object_type like '')"
        }
      },
      {
        "table": {
          "table_name": "default_content",
          "access_type": "ref",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "18",
          "used_key_parts": ["block_id", "snapping_id", "lang_code", "object_id"],
          "ref": [
            "u508912950_dev_2025.cscart_bm_snapping.block_id",
            "const",
            "u508912950_dev_2025.cscart_bm_blocks_descriptions.lang_code",
            "const"
          ],
          "loops": 81,
          "rows": 1,
          "cost": 0.14448537,
          "filtered": 100,
          "attached_condition": "trigcond(default_content.object_type like '')"
        }
      },
      {
        "table": {
          "table_name": "dynamic_object_content",
          "access_type": "ref",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "4",
          "used_key_parts": ["block_id"],
          "ref": ["u508912950_dev_2025.cscart_bm_snapping.block_id"],
          "loops": 81,
          "rows": 1,
          "cost": 0.14448537,
          "filtered": 100,
          "attached_condition": "trigcond(dynamic_object_content.lang_code = cscart_bm_blocks_descriptions.lang_code and dynamic_object_content.object_id = 0 and dynamic_object_content.object_type like '')"
        }
      }
    ]
  }
}