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 ('cbb6288f82bd9236fa9c73b4b9510f3c', -1, 1737633234, 1737633234, '12dc66da', 6, 0, 0)

Line : 187
File : sessions.php