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', '4b13f1c2c8cb968cde79d174142a02c2', '18.204.56.185', '1659974263', '1659974263', '/index.php/cat/c7_3D-Landscape-Models.html')

[XT SQL Error]