SELECT 
  COUNT(*) 
FROM 
  cscart_seo_names 
WHERE 
  1

Query time 0.00033

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.2735206,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_seo_names",
          "access_type": "index",
          "key": "dispatch",
          "key_length": "194",
          "used_key_parts": ["dispatch"],
          "loops": 1,
          "rows": 1528,
          "cost": 0.2735206,
          "filtered": 100,
          "using_index": true
        }
      }
    ]
  }
}