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', '3b3ef7322215011e987b43cf65d69620', '3.95.233.107', '1710833296', '1710833296', '/product_info.php/info/p4019_3D-Reliefkarten-Konfigurator.html')

[XT SQL Error]