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', 'a16b31a018cea62a9b043edcbdd2cd9d', '18.213.110.162', '1711658279', '1711658279', '/product_info.php?info=p249_German-Folk-Medley.html&XTCsid=c7f035e02971a7df32ae13cabef322ff')

[XT SQL Error]