phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in) VALUES ('7b0c52b30a6422426ee3d70edba3303b', -1, 1714229163, 1714229163, '12bc8e92', -4, 0)

Line : 158
File : sessions.php