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 ('e59e5c7ae8a2ba5aff2cfc7415f48a5b', -1, 1714730170, 1714730170, '12df861d', 0, 0)

Line : 158
File : sessions.php