INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6a3a61c30c3c62f2d817b30ece3dafce73903be4ad5cde8742b38ff02810b286', 
    'KpznvUaSyKuEXdTVq5d6bQbWYM9IE0ArM6RAczwT85s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)