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', 'c5d48c5493b88bb93e5a8f33bf6d927c', '13.58.151.231', '1713970600', '1713970600', '/product_info.php?info=p205_Brass-Mysteries.html&XTCsid=fbf10991e93a5b1cee6d3cdc21485899')

[XT SQL Error]