phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'df15882dd17d0000cad0988189a03daf' 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 ('df15882dd17d0000cad0988189a03daf', -1, 1714394864, 1714394864, 'ac467e56', 0, 0, 0, '8f3e4e660bff18802c1ec1f60d8eb802')

Line : 187
File : sessions.php