INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e752d77e18b0d4177a3e104d87a9b8bb6afd27a91233169c814b5a1a7210e3f3', 
    'pGhtZqC2ovDeN7qTpWWjaMZt0p6IQNzekGTiWYevbfI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)