Simple Query to Delete All Drupal 7 Cache Tables Manually.

Sometimes the only way to regain access to your drupal site is to remove information from the cache tables manually.
This script should save you some time.

delete FROM drupal7.cache;
delete FROM drupal7.cache_admin_menu;
delete FROM drupal7.cache_block;
delete FROM drupal7.cache_bootstrap;
delete FROM drupal7.cache_field;
delete FROM drupal7.cache_filter;
delete FROM drupal7.cache_form;
delete FROM drupal7.cache_image;
delete FROM drupal7.cache_libraries;
delete FROM drupal7.cache_media_xml;
delete FROM drupal7.cache_menu;
delete FROM drupal7.cache_page;
delete FROM drupal7.cache_path;
delete FROM drupal7.cache_token;
delete FROM drupal7.cache_update;
delete FROM drupal7.cache_views;
delete FROM drupal7.cache_views_data;
delete FROM drupal7.cache_widgets;