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', '62c66032faa76ac88f139f5df6cd905f', '3.138.105.31', '1714123536', '1714123536', '/index.php/cat/c30_Countries.html/page/11')

[XT SQL Error]