phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'ad0798b2fab0249a9cecb0f102f8e048' 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 ('ad0798b2fab0249a9cecb0f102f8e048', -1, 1715546942, 1715546942, '0391a7b0', 12, 0, 0)

Line : 187
File : sessions.php