1366 - Incorrect integer value: '' for column `shop_db3`.`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', 'e23ed10bab8bbcc71e571237d95b2861', '3.226.254.255', '1711618327', '1711618327', '/product_info.php?info=p246_Dream-Melody.html&XTCsid=90527aa2d529d2491dd707c19574b114')

[XT SQL Error]