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 ('bf71b52d7addbd9d61ebc81d84e34f0f', -1, 1749075231, 1749075231, '12dfd23f', 3, 0, 0)

Line : 190
File : sessions.php