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 ('713c264a9a9af153e3ad354af79bb398', -1, 1714624623, 1714624623, '0310515e', -11, 0)

Line : 158
File : sessions.php