1366 - Incorrect integer value: '' for column `mapshopatlogis`.`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', '45a6cf72bf45731f7ef779e29ac00b70', '3.234.253.152', '1711695171', '1711695171', '/product_info.php/language/en/info/p2805_Philippinen-10-Reliefkarte.html')

[XT SQL Error]