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 ('134e1d4b9a83a1e53d5dad9be2a2362a', -1, 1749177205, 1749177205, 'd849d87a', 14, 0, 0)

Line : 190
File : sessions.php