Insert Opration SQLite

MainActivity.java

public class MainActivity extends AppCompatActivity {

  private HelperClass mHelper;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      setContentView(R.layout.activity_main);

      mHelper = new HelperClass(this);
   }
   
   public insertData(){
      SQLiteDatabase db = mHelper.getWritableDatabase();
      
      ContentValues values = new ContentValues();
      values.put(Words.COLUMN_WORD, "Test Word");
      values.put(Words.COLUMN_WORD_T, "Test T Word");
      values.put(Words.COLUMN_WORD_T2, "Test T2 Word");
      values.put(Words.COLUMN_WORD_T3, "Test T3 Word");
      values.put(Words.COLUMN_ARTIKEL, Words.ARTIKEL_UNKNOWN);

      long rowId = db.insert(Words.TABLE_NAME, null, values);
   }
}