Неверная кодировка при записи в БД

String insert="insert into aral(username,lastname,thirdname,work,mobile,home,inside,email)" + "values('"+ username +"','"+ lastname +"','"+ thirdname +"','"+ work +"','"+ mobile +"','"+ home +"','"+ inside +"','"+ email +"');";
            String new_insert = new String (insert.getBytes("UTF-8"));

BufferedReader br = new BufferedReader(
                        new InputStreamReader(
                            new FileInputStream("alphabet.cp1251"),"UTF-8"));
String str = br.readLine();
System.out.println(str);

BufferedReader br = new BufferedReader(
                        new InputStreamReader(
                            new FileInputStream("alphabet.utf8"),"cp1251"));
String str = br.readLine();
System.out.println(str);

connInfo.put("user","root");
connInfo.put("password","123456789");
connInfo.put("charSet", "cp1251");

 public  boolean insert(String username, String lastname, String thirdname, String work, String mobile, String home, String inside, String email) {
            
        try{
            dbController db=new dbController();     
                        String username1= new String (username.getBytes("cp1251"));
                        String lastname1 = new String (lastname.getBytes("cp1251"));
                        String thirdname1 = new String (thirdname.getBytes("cp1251"));
                        String work1 = new String (work.getBytes("cp1251"));
                        String mobile1 = new String (mobile.getBytes("cp1251"));
                        String home1 = new String (home.getBytes("cp1251"));
                        String inside1 = new String (inside.getBytes("cp1251"));
                        String email1 = new String (email.getBytes("cp1251"));
                        
                         String insert="insert into aral(username,lastname,thirdname,work,mobile,home,inside,email)" + "values('"+ username1 +"','"+ lastname1 +"','"+ thirdname1 +"','"+ work1 +"','"+ mobile1 +"','"+ home1 +"','"+ inside1 +"','"+ email1 +"');";
                        
                         if(db.insertDB(insert))
                return true;
        }catch(Exception e){
            e.printStackTrace();
        }
        return false;
    }

java.sql.SQLException: Incorrect string value: '\x9D' for column 'username' at row 1