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, session_admin) VALUES ('db9ba4c37464eef5e9297e48ac537ca1', -1, 1730446280, 1730446280, '038b61a1', -1, 0, 0)

Line : 195
File : sessions.php