1366 - Incorrect integer value: '' for column `shop_db3`.`whos_online`.`customer_id` at row 1

insert into whos_online (customer_id, full_name, session_id, ip_address, time_entry, time_last_click, last_page_url) values ('', 'Guest', 'fed2181c8eabdcda9583838d58181dc6', '18.218.61.16', '1713274127', '1713274127', '/product_info.php?language=en&info=p248_Memory-Of-Spain.html&XTCsid=7593f4da55114442760e17ad10225a85')

[XT SQL Error]