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 ('c31d6e7f51512e4e7166aaf546c15e8f', -1, 1638523388, 1638523388, '34cda768', 0, 0, 0)

Line : 172
File : sessions.php