const cassandra = require('cassandra-driver');

void async function main(){
  connection = new cassandra.Client({ /* options */ });
  await connection.connect(); // verify that connection can be established

  const query = "INSERT INTO user_by_login (user_id, login) VALUES (?, ?)";
  const params = [ "identifier", "login" ];
  await connection.execute(query, params, { prepare: true });
}();