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', '65e35914a9e9bd0d01a2902428066362', '18.118.140.108', '1713624382', '1713624382', '/index.php/cat/c30_Countries.html/page/10')

[XT SQL Error]