INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '034983667a57a0342bc7fadfbb83a5fd9b16cb555fa53f3886681e578858271e', 
    'EuUJyT8eXkTCZZbnQqFIAk8ogFMKIfyEU7OSnWmOcVQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)