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 ('6d46faa6d55fc50c7b17e88ce53cb0ed', -1, 1730453707, 1730453707, '03858849', -1, 0, 0)

Line : 195
File : sessions.php