Extension:ConfirmAccount/account requests table

Schema
mysql> describe account_requests; +-+---+--+-+-++ +-+---+--+-+-++ +-+---+--+-+-++
 * Field                  | Type                  | Null | Key | Default | Extra          |
 * acr_id                 | int(10) unsigned      | NO   | PRI | NULL    | auto_increment |
 * acr_name               | varbinary(255)        | NO   | UNI |         |                |
 * acr_real_name          | varbinary(255)        | NO   |     |         |                |
 * acr_email              | varbinary(255)        | NO   | MUL | NULL    |                |
 * acr_email_authenticated | varbinary(14)        | YES  |     | NULL    |                |
 * acr_email_token        | binary(32)            | YES  | MUL | NULL    |                |
 * acr_email_token_expires | varbinary(14)        | YES  |     | NULL    |                |
 * acr_bio                | mediumblob            | NO   |     | NULL    |                |
 * acr_notes              | mediumblob            | NO   |     | NULL    |                |
 * acr_urls               | mediumblob            | NO   |     | NULL    |                |
 * acr_ip                 | varbinary(255)        | YES  |     |         |                |
 * acr_xff                | varbinary(255)        | YES  |     |         |                |
 * acr_agent              | varbinary(255)        | YES  |     |         |                |
 * acr_filename           | varbinary(255)        | YES  |     | NULL    |                |
 * acr_storage_key        | varbinary(64)         | YES  |     | NULL    |                |
 * acr_type               | tinyint(255) unsigned | NO   | MUL | 0       |                |
 * acr_areas              | mediumblob            | NO   |     | NULL    |                |
 * acr_registration       | varbinary(14)         | NO   |     | NULL    |                |
 * acr_deleted            | tinyint(1)            | NO   |     | NULL    |                |
 * acr_rejected           | varbinary(14)         | YES  |     | NULL    |                |
 * acr_held               | varbinary(14)         | YES  |     | NULL    |                |
 * acr_user               | int(10) unsigned      | NO   |     | 0       |                |
 * acr_comment            | varbinary(255)        | NO   |     |         |                |