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', 'f3c14198bd96f2e972831c4ee684ed7b', '216.73.216.3', '1767300326', '1767300326', '/product_info.php?info=p1780_Barbados-Satellitenbild.html')

[XT SQL Error]