INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9915c4cad94dc56be505fe87e4c93f2b8b98ebefef51a248dac8a583b4fe7a75', 
    '2tAEXzybh6M3EaqfhgWCw8ywMopXwoMdVpC3ulVHjbY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)