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 ('7a6a6d168ce018722988669195bf1b89', -1, 1711700766, 1711700766, '2cc7f135', 0, 0, 0)

Line : 193
File : sessions.php