SELECT 
  cscart_products.* 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (
    4774, 4776, 4775, 5006, 4112, 4110, 4109, 
    4111, 4113, 4114, 5108, 5107, 4522, 
    4518, 4521, 4519, 4520, 4930, 4922, 
    4923, 4929, 4924, 5104, 5102
  )

Query time 0.00059

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": 24,
      "filtered": 100,
      "index_condition": "cscart_products.product_id in (4774,4776,4775,5006,4112,4110,4109,4111,4113,4114,5108,5107,4522,4518,4521,4519,4520,4930,4922,4923,4929,4924,5104,5102)"
    }
  }
}