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 ('ae74b7e670326c64ae2a2573a41a9b3b', -1, 1714592163, 1714592163, '12df6b95', -10, 0)

Line : 158
File : sessions.php