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', '4a678052e9ad3bb7f17b05cbca1dfc83', '216.73.216.8', '1758027668', '1758027668', '/product_info.php/language/de/info/p1806_Comoros-3-Satellite-Image.html')

[XT SQL Error]