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 ('0a9eb5f6ab646a9e6ba17ff139461cde', -1, 1722054408, 1722054408, '03858679', -1, 0, 0)

Line : 172
File : /home/rebkell/public_html/boards/includes/sessions.php