phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'cf6d047bdbdae2220f5a9356adbc6d1c' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('cf6d047bdbdae2220f5a9356adbc6d1c', -1, 1715780736, 1715780736, '030f8f62', 14, 0, 0)

Line : 187
File : sessions.php