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', 'e9010836834afcf9313df984824c6c88', '3.145.206.169', '1714137916', '1714137916', '/product_info.php/info/p1564_Japan---Honshu-Satellitenbild.html')

[XT SQL Error]