then maybe you need to run the sql installer with the prefix where indicated in red...but remember to run the uninstaller first... if tester is the word just before the table name...like it should look like this tester_admin

INSERT INTO `zen_configuration_group` VALUES (NULL, 'Zen Lightbox', 'Configure Zen Lightbox settings', '0', '1');
UPDATE `zen_configuration_group` SET `sort_order` = LAST_INSERT_ID() WHERE `configuration_group_id` = LAST_INSERT_ID();

SELECT @cgi := `configuration_group_id` FROM `zen_configuration_group` WHERE `configuration_group_title` = 'Zen Lightbox';

INSERT INTO `zen_configuration` (`configuration_id`, `configuration_title`, `configuration_key`, `configuration_value`, `configuration_description`, `configuration_group_id`, `sort_order`, `last_modified`, `date_added`, `use_function`, `set_function`) VALUES