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', '161e78e1b1ab61a4c74df72bd1d71cd4', '3.137.218.230', '1713852906', '1713852906', '/product_info.php/language/en/info/p1737_Haiti-2-Satellitenbild.html')

[XT SQL Error]