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', '080d68e08b403f11f97c8a691679c5fd', '3.229.122.112', '1710846174', '1710846174', '/index.php/cat/c38_Karten-Konfigurator.html')

[XT SQL Error]