phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'acffccf2234de99f7e7adeb29caf8a92' 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 ('acffccf2234de99f7e7adeb29caf8a92', -1, 1715819026, 1715819026, '0d3af7e7', 0, 0, 0)

Line : 187
File : sessions.php