INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7a9428505e49c42b0c236ebf27f067aad1078f5e708a7d9e0cda492b21d33646', 
    'MD48VWq+k2ia3XpqFnFKJnyIMiY9bwQpp0IWqF1LK0c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)