appWithSequelize.js

/*
 * Sync all tables to database
 */
db.sequelize.sync({force:true}).then(function(){
    console.log('DB Connection - OK');
    let crypto = require('crypto');
	//Lib for crypting strings
	let crypto = require('crypto');

	//Creating my cipher, by using the key REPLACE_YOUR_KEY_HERE 
	let cipher = crypto.createCipher('aes192','REPLACE_YOUR_KEY_HERE');

	//Crypting ADM string
	let crypted = cipher.update('ADM','utf8','hex');
	crypted += cipher.final('hex');
	if(crypted){
	  //Creating ADM user
	  db.User.create({username: 'ADM', password: crypted}).then(function() {
	    console.log('ADM user inserted');
	  }, function (error) {
	    console.log(error);res.sendStatus(500);
	  });
	}else{
	  console.log('Something went wrong with crypting the password :(');
	}
});