1366 - Incorrect integer value: '' for column `drucktiv`.`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', 'n0n035sfuid9lb4kvf3h5i1092', '3.23.92.44', '1745647124', '1745647124', '/')

[XT SQL Error]