INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b76ab0459f06403670a1834fe465f815531056b6ac62049c9970fbf7524fbfd0', 
    '53ZKW1dHbRYK7Su14Sy0KTM7d0cFR+TDBGExzW3HGrs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)