how to store checkbox value in sqlite db android

HI can anybody provide me help in storing checkbox values inside a sqlite table? This is something that i tried but its not helpful. Here is the my code provide me some links or guide me how can i get what i want .Thanks in advance

 db=openOrCreateDatabase("StDB", Context.MODE_PRIVATE, null);
    db.execSQL("CREATE TABLE IF NOT EXISTS st(sms boolean,call boolean);");
    addListenerOnCheck1();
      addListenerOnCheck2();        

      }


private void addListenerOnCheck2() {
    // TODO Auto-generated method stub
    final Button b1=(Button) findViewById(R.id.button1);
    chk1 = (CheckBox) findViewById(R.id.checkBox1);
      chk2 = (CheckBox) findViewById(R.id.checkBox2);
      chk1.setOnClickListener(new OnClickListener() {

        @Override
        public void onClick(View v) {
            Cursor c=db.rawQuery("SELECT * FROM st", null);

            StringBuffer result = new StringBuffer();
             result.append("Call ").append(chk1.isChecked());
            db.execSQL("UPDATE st SET sms='"+chk1.getText()+"'");
             result.append("SMS  ").append(chk2.isChecked());
            db.execSQL("UPDATE st SET call='"+chk2.getText()+"'");
            Toast.makeText(MainActivity.this, result.toString(), Toast.LENGTH_LONG).show();

           }
           });

}


private void addListenerOnCheck1() {
    // TODO Auto-generated method stub
     chk1 = (CheckBox) findViewById(R.id.checkBox1);
      chk2 = (CheckBox) findViewById(R.id.checkBox2);
      chk2.setOnClickListener(new OnClickListener() {

          @Override
          public void onClick(View v) {

            StringBuffer result = new StringBuffer();
            result.append("SMS ").append
            (chk1.isChecked());
            db.execSQL("UPDATE st SET call='"+chk2.getText()+"'");
            result.append("\nCALL").append
            (chk2.isChecked());
            db.execSQL("UPDATE st SET sms='"+chk1.getText()+"'");

            Toast.makeText(MainActivity.this, result.toString(), 
               Toast.LENGTH_LONG).show();
            }
         });

}

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