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', '3f125d4a6a173ed69e36fd7bea09c98a', '216.73.216.58', '1771000705', '1771000705', '/product_info.php/info/p4012_Erde-Satellitenbild.html')

[XT SQL Error]