phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'faa6b1aa8749363910eb94fbc751fa9d' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('faa6b1aa8749363910eb94fbc751fa9d', -1, 1786537537, 1786537537, 'd849d944', 2, 0, 0)

Line : 187
File : sessions.php