docs: @Override
      public final void insert(ClusterName targetCluster, TableMetadata targetTable, Row row, boolean isNotExists)
              throws UnsupportedException, ExecutionException {
  
          try {
              connectionHandler.startJob(targetCluster.getName());
              if (logger.isDebugEnabled()) {
                  logger.debug("Inserting one row in table [" + targetTable.getName().getName() + "] in cluster ["
                          + targetCluster.getName() + "]");
              }
              insert(targetTable, row, isNotExists, connectionHandler.getConnection(targetCluster.getName()));
  
              if (logger.isDebugEnabled()) {
                  logger.debug("One row has been inserted successfully in table [" + targetTable.getName().getName()
                          + "]  in cluster [" + targetCluster.getName() + "]");
              }
          } finally {
              connectionHandler.endJob(targetCluster.getName());
          }
      }