phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'cff8511af99fd60323d88e1ab52d20a7' 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) VALUES ('cff8511af99fd60323d88e1ab52d20a7', -1, 1714373668, 1714373668, '00000000', -8, 0, 0)

Line : 187
File : sessions.php