INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c438ef794e77f358d7d5a71e272450d2b33cc8b9fd9220b374c8db6a304e7951', 
    '83DHZRwHZrUcg/2N6PEic8CHJOvwCTKrvzMoVZuOk5I=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)