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', 'da2f805b18ef3dcb610e8bb2eeb2d124', '18.218.184.214', '1713477477', '1713477477', '/product_info.php/language/de/info/p2696_Aserbaidschan-Reliefkarte.html')

[XT SQL Error]