INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a71590e37099af50ef092c515788da696adc2588849356537da1b4fd6fc9ba15', 
    'JVDvxOXZkhVw5zq55nSP3eCnaqvXFDo9W+UDqJsmKz0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)