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', '7c8abbe7035d7282280165eb873d66db', '18.222.23.119', '1713608544', '1713608544', '/product_info.php/language/de/info/p3987_Europe-Relief-Map.html')

[XT SQL Error]