phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO satshop_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('9470168146c0b0a7b62313699f4baca6', -1, 1751526313, 1751526313, 'd849d8c8', 14, 0, 0)

Line : 189
File : sessions.php