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 ('f0d8a2094bc55e58e179fb2a2be5629e', -1, 1713471247, 1713471247, '12bf84c2', 6, 0, 0)

Line : 187
File : sessions.php