Add an admin user to your Wordpress installation via MYSQL statements.

create-wordpress-admin.sql

-- Create a new user into the db
INSERT INTO `wp_users` (`ID`, `user_login`, `user_pass`, `user_nicename`, `user_email`, `user_registered`, `user_activation_key`, `user_status`, `display_name`) 
VALUES ('99', 'admin', MD5('admin'), 'Rian Rainey', 'rrainey@centresource.com', '2013-07-07 00:00:00', '', '0', 'Rian Rainey')

-- Give the new user administrator capabilities
INSERT INTO `wp_usermeta` (`umeta_id`, `user_id`, `meta_key`, `meta_value`) 
VALUES (NULL, '99', 'wp_capabilities', 'a:1:{s:13:"administrator";s:1:"1";}')

-- Give the new user the highest level in the system
INSERT INTO `wp_usermeta` (`umeta_id`, `user_id`, `meta_key`, `meta_value`) 
VALUES (NULL, '99', 'wp_user_level', '10')