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', '039ab78a0c6f91cb4727a01fa35b6daa', '3.145.152.242', '1714075829', '1714075829', '/product_info.php/language/de/info/p3134_Tschad-Reliefkarte.html')

[XT SQL Error]