phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'bf9c005935ad0eda49c202c1d39a2f12' for key 'phpbb_sessions.PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('bf9c005935ad0eda49c202c1d39a2f12', -1, 1732178331, 1732178331, '039029c8', -7, 0, 0)

Line : 188
File : sessions.php