INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7339ccf6b0d42eeb958ba559a9d4450981558e89412d12576c287d693a7ec0a9', 
    '4GahkKmU+RyOxujUWoneQYeyFLcM8o6U7Bas2TqBOtI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)