1366 - Incorrect integer value: '' for column `artcom-ug`.`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', 'i6745l7g5eg7t67kdj8a0ed4d3', '18.189.178.189', '1718732891', '1718732891', '/index.php?cat=c681_%D0%9E%D0%BF%D1%82%D0%B8%D1%87%D0%B5%D1%81%D0%BA%D0%B8%D0%B5.html&page=1&stock=all&stock=all&view=ext')

[XT SQL Error]