code: function putRow() {
      var putParams = {
          tableName: tableName,
          condition: new TableStore.Condition(TableStore.RowExistenceExpectation.IGNORE, null),
          primaryKey: [
              { pk1: 'pk1' },
              { pk2: TableStore.PK_AUTO_INCR }
          ],
          attributeColumns: [
              { 'col1': 'col1val' }
          ],
          returnContent: { returnType: TableStore.ReturnType.Primarykey }
      };
  
      client.putRow(putParams, function (err, data) {
          if (err) {
              console.log('error:', err);
              return;
          }
  
          console.log('put row success,autoIncrement pk value:' + JSON.stringify(data.row.primaryKey));
      });
  
  }
docs: 插入数据，自增列的值指定为：TableStore.PK_AUTO_INCR 即可