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', '0c12948f5d45c5d98cef7cc6172accb0', '18.119.104.238', '1713614382', '1713614382', '/index.php/language/de/cat/c35_Countries.html/page/3')

[XT SQL Error]