phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '6c4d112c7d99fc793146f1671873a6eb' 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, priv_session_id) VALUES ('6c4d112c7d99fc793146f1671873a6eb', -1, 1714128008, 1714128008, 'ac450675', -11, 0, 0, '25fab6e301e25dce22d4ff1a5987fffb')

Line : 187
File : sessions.php