1366 - Incorrect integer value: '' for column `usr_web19_1`.`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', '2hpqnlk291a2incpab18juu3a5', '18.97.9.172', '1733278414', '1733278414', '/')

[XT SQL Error]