@Override public void insert(STPoint point) { SQLiteDatabase db = this.getWritableDatabase(); ContentValues values = new ContentValues(); values.put("minX", point.getX()); values.put("maxX", point.getX()); values.put("minY", point.getY()); values.put("maxY", point.getY()); values.put("minT", point.getT()); values.put("maxT", point.getT()); db.insert( this.table_identifier, // table null, // nullColumnHack values); // key/value -> keys = column names/ values = column values db.close(); }