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', '4de0b2fcc3a21dc0daab1f606047a8ce', '18.232.62.134', '1711720723', '1711720723', '/product_info.php/language/de/info/p4005_Europe-Relief-Map.html')

[XT SQL Error]