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 ('6269375137e2864b0066f3cd10e0c2e1', -1, 1713989268, 1713989268, '0aa8c802', 7, 0, 0)

Line : 200
File : sessions.php