SELECT 
  cscart_products.* 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (
    10130, 10087, 10602, 10075, 10096, 10074, 
    9952, 9953, 9947, 9936, 9931, 9932, 
    9933, 9934, 9759, 9760, 10097, 9813, 
    10093, 10094
  )

Query time 0.00069

JSON explain

{
  "query_block": {
    "select_id": 1,
    "table": {
      "table_name": "cscart_products",
      "access_type": "range",
      "possible_keys": ["PRIMARY"],
      "key": "PRIMARY",
      "key_length": "3",
      "used_key_parts": ["product_id"],
      "rows": 20,
      "filtered": 100,
      "index_condition": "cscart_products.product_id in (10130,10087,10602,10075,10096,10074,9952,9953,9947,9936,9931,9932,9933,9934,9759,9760,10097,9813,10093,10094)"
    }
  }
}