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', '10e1421456f74480ef56d4c854b1f59c', '216.73.216.109', '1765578299', '1765578299', '/product_info.php/language/de/info/p1512_China-Satellite-Image.html')

[XT SQL Error]