/*
     Inserts a row of deterministic values for the given insertKey using the orientDBClient.
  */
  private Map<String, ByteIterator> insertRow(String insertKey) {
    HashMap<String, ByteIterator> insertMap = new HashMap<>();
    for (int i = 0; i < 3; i++) {
      insertMap.put(
          FIELD_PREFIX + i,
          new StringByteIterator(buildDeterministicValue(insertKey, FIELD_PREFIX + i)));
    }
    orientDBClient.insert(CLASS, insertKey, insertMap);

    return insertMap;
  }