INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6bc36a449b01711741a4596450e34c644c4fe257815e09984fa20fe854c04f9', 
    'DgHQCNZmTyVsLLdQr55lcetw0EjDrVOUXwCAFsuTb4c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)