SELECT 
  cscart_seo_names.object_id AS product_id, 
  cscart_seo_names.name AS seo_name, 
  cscart_seo_names.path AS seo_path 
FROM 
  cscart_seo_names 
WHERE 
  cscart_seo_names.object_id IN (
    15747, 15748, 15751, 15752, 15753, 15754, 
    15755, 15756, 16334, 16335, 16338, 
    16339, 16340, 16344, 16345, 16348, 
    16349, 16350, 16351, 16352, 16353
  ) 
  AND cscart_seo_names.type = "p" 
  AND cscart_seo_names.dispatch = "" 
  AND cscart_seo_names.lang_code = 'en'

Query time 0.00047

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.04120111,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_seo_names",
          "access_type": "range",
          "possible_keys": ["PRIMARY", "dispatch"],
          "key": "PRIMARY",
          "key_length": "206",
          "used_key_parts": ["object_id", "type", "dispatch", "lang_code"],
          "loops": 1,
          "rows": 21,
          "cost": 0.04120111,
          "filtered": 100,
          "attached_condition": "cscart_seo_names.object_id in (15747,15748,15751,15752,15753,15754,15755,15756,16334,16335,16338,16339,16340,16344,16345,16348,16349,16350,16351,16352,16353) and cscart_seo_names.`type` = 'p' and cscart_seo_names.dispatch = '' and cscart_seo_names.lang_code = 'en'"
        }
      }
    ]
  }
}