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 ('a34c9a84896ada51b575439812361ac6', -1, 1714705629, 1714705629, '0387b701', 23, 0)

Line : 158
File : sessions.php