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', '40f75b41e09a8b147cb23eba14d43994', '216.73.216.118', '1765940793', '1765940793', '/product_info.php/info/p1789_Die-Bahamas-12-Satellitenbild.html')

[XT SQL Error]