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', '58c99e1637ead41163204dea944ff013', '3.149.26.176', '1714079223', '1714079223', '/product_info.php?language=en&info=p248_Memory-Of-Spain.html&XTCsid=c00a13a977272d3659dd7fe5a5f758e9')

[XT SQL Error]