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', 'e3ce36c244af38a53c97df9056f58b4b', '3.129.39.55', '1713553157', '1713553157', '/product_info.php?info=p246_Dream-Melody.html&XTCsid=42f56783889520011baaa0c109b43aca')

[XT SQL Error]