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 ('7d7deb0a47e48e8426aa8754f9866745', -1, 1747127550, 1747127550, '54ccfc03', -9, 0, 0)

Line : 187
File : sessions.php