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', 'b45e810ffb7e23df6fd7e1cff050f3b7', '3.138.113.188', '1714073266', '1714073266', '/product_info.php/language/de/info/p3470_Estonia-Relief-Map.html')

[XT SQL Error]