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', '0ed3cd9424d21eea49654b9c477c6ada', '18.218.61.16', '1713882761', '1713882761', '/product_info.php/language/de/info/p3223_Guatemala-Reliefkarte.html')

[XT SQL Error]