phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'bff87f0d16e6c3fc4a882b3c28557f87' 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 ('bff87f0d16e6c3fc4a882b3c28557f87', -1, 1714374838, 1714374838, '0389dda3', -4, 0, 0)

Line : 187
File : sessions.php