docs: @Override
      public String writeSingle(String key) throws Exception {
          BoundStatement bStmt = writePstmt.bind();
          bStmt.setString("\"_id\"", key);
          bStmt.setList("name", Arrays.asList(this.dataGenerator.getRandomValue())) ;
          bStmt.setConsistencyLevel(this.WriteConsistencyLevel);
  
          session.execute(bStmt);
          return ResultOK;
      }