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', '6600413ce4f2b8d80d29223284c61455', '18.119.131.178', '1713951959', '1713951959', '/product_info.php/language/de/info/p1777_Cape-Verde-4-Satellite-Image.html')

[XT SQL Error]