INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '972c37eda67e2516a93e180caf30217e5f551256b4f9a733aebc69ca95ee6faa', 
    'fmq0gpGDn1juWzsaoEVNBdKalh4qYj2+DylGuTYARdE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00077

Result

int(1)