phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'f9ff79d34eb803618d98352c86bc859d' 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 ('f9ff79d34eb803618d98352c86bc859d', -1, 1716328664, 1716328664, 'c0a80201', 32, 0, 0)

Line : 187
File : sessions.php