1366 - Incorrect integer value: '' for column `usr_web4_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', 'kdg15nu6pq917tsiqm0hba28k2', '18.191.234.62', '1714835889', '1714835889', '/')

[XT SQL Error]