phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO blitz_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('3aca40b3c0905c58da5df49166081b15', -1, 1713988545, 1713988545, '0aa8c802', 11, 0, 0)

Line : 200
File : sessions.php