SELECT 
  cscart_products.*, 
  cscart_products.ebay_status, 
  cscart_products.ebay_template_id 
FROM 
  cscart_products 
WHERE 
  cscart_products.product_id IN (
    17134, 17135, 17136, 17137, 17138, 17139, 
    17140, 17141, 17142, 17143, 17144, 
    17145, 17146, 17147, 17148, 17149
  )

Query time 0.00036

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": 16,
      "filtered": 100,
      "index_condition": "cscart_products.product_id in (17134,17135,17136,17137,17138,17139,17140,17141,17142,17143,17144,17145,17146,17147,17148,17149)"
    }
  }
}