INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '1cabe81f0d1517163bb2a1b4139219c0691dfc437061dcedb037893336bad5b5', 
    'y3YZ3lFtRVp9z0tBHks8WhHtZsMdwRDYx/0Tki4g21I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)