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', '0f6a198149399bf54a75e1a7393963bc', '216.73.216.145', '1760885661', '1760885661', '/product_info.php/language/de/info/p1806_Comoros-3-Satellite-Image.html')

[XT SQL Error]