SELECT 
  cscart_products.* 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (
    13460, 13488, 13461, 13489, 13462, 13490, 
    13463, 13491, 13464, 13492, 13465, 
    13493, 13466, 13494
  )

Query time 0.00022

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost": 0.02513418,
    "nested_loop": [
      {
        "table": {
          "table_name": "cscart_products",
          "access_type": "range",
          "possible_keys": ["PRIMARY"],
          "key": "PRIMARY",
          "key_length": "3",
          "used_key_parts": ["product_id"],
          "loops": 1,
          "rows": 14,
          "cost": 0.02513418,
          "filtered": 100,
          "attached_condition": "cscart_products.product_id in (13460,13488,13461,13489,13462,13490,13463,13491,13464,13492,13465,13493,13466,13494)"
        }
      }
    ]
  }
}