How to export a single table
To export a single table run:
mysqldump [options] [database_name] [table_name] > [result_file]
For example:
mysqldump -u drupal -p drupal queue > queue.sql
How to import a single table
To import a table run:
mysql [options] [database_name] < [path_to_import_file]
For example:
mysql -u drupal -p drupal < queue.sql