INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd5f0a4a6dad1847ce998cb6babcc938795c255d2a32c275003c06c145f8ece93', 
    'BHU29Nhqm5TcTOmfXoDfKPWLQVQ4rnyMA7z5YUSF4HA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)