1366 - Incorrect integer value: '' for column `abtecsho_shop`.`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', 'oq8549vofkpneaackc5ro3g7o1', '18.117.8.41', '1746780701', '1746780701', '/create_account.php')

[XT SQL Error]