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 ('b4174e4e293f735c51664575c2db3512', -1, 1714195255, 1714195255, '12be9f0a', 0, 0, 0)

Line : 193
File : sessions.php