phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 2

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('13409c229fd9df69122c17bdaf6b7e31', -1, 1737554909, 1737554909, '0d3a5ead', 3, 0, 0)

Line : 187
File : sessions.php