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 ('94ce9cd26eba3d02ee023a5f2f4c0db9', -1, 1714046167, 1714046167, '12740d71', -4, 0, 0)

Line : 193
File : sessions.php