SELECT 
  cscart_products.* 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (
    4150, 4151, 4050, 3930, 4189, 4037, 4038, 
    4039, 4040, 4025, 4119, 4126, 4127, 
    4072, 4145, 4146, 4147, 4060, 3974, 
    4041, 4103, 4148, 4102, 4366, 4064, 
    4062, 4101, 4063, 4074, 4075
  )

Query time 0.00058

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": 30,
      "filtered": 100,
      "index_condition": "cscart_products.product_id in (4150,4151,4050,3930,4189,4037,4038,4039,4040,4025,4119,4126,4127,4072,4145,4146,4147,4060,3974,4041,4103,4148,4102,4366,4064,4062,4101,4063,4074,4075)"
    }
  }
}