The queries that you are showing are incomplete. v3.13.0 introduced support for ut8mb4 and besides the queries shown in the attachment, the system prepare the tables prior to the statements that you are showing here.
The whole query is this:
[CODE lang="sql" title="3.12.10 to 3.13.1 DB query"]UPDATE `chv_settings` SET `setting_value` = 1 WHERE `setting_name` = 'maintenance';
ALTER TABLE `chv_ip_bans` MODIFY `ip_ban_ip` varchar(191) NOT NULL;
ALTER TABLE `chv_ip_bans` MODIFY `ip_ban_message` text DEFAULT NULL;
ALTER TABLE `chv_pages` MODIFY `page_internal` varchar(191) DEFAULT NULL;
ALTER TABLE `chv_users` MODIFY `user_username` varchar(191) NOT NULL;
ALTER TABLE `chv_users` MODIFY `user_email` varchar(191) DEFAULT NULL;
ALTER TABLE `chv_users` MODIFY `user_image_expiration` varchar(191) DEFAULT NULL;
ALTER TABLE `chv_users` MODIFY `user_registration_ip` varchar(191) NOT NULL;
ALTER TABLE `chv_images` ENGINE=InnoDB;
ALTER TABLE `chv_albums` ENGINE=InnoDB;
ALTER TABLE `chv_users` ENGINE=InnoDB;
ALTER TABLE `chv_redirects` ENGINE=InnoDB;
ALTER TABLE `chv_albums` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
ALTER TABLE `chv_categories` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
ALTER TABLE `chv_deletions` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
ALTER TABLE `chv_images` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
ALTER TABLE `chv_ip_bans` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
ALTER TABLE `chv_pages` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
ALTER TABLE `chv_settings` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
ALTER TABLE `chv_storages` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
ALTER TABLE `chv_users` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
ALTER TABLE `chv_images` ADD KEY `image_album_id_image_id` (`image_album_id`, `image_id`);
INSERT INTO `chv_settings` (setting_name, setting_value, setting_default, setting_typeset) VALUES ('dump_update_query', '0', '0', 'bool');
UPDATE `chv_settings` SET `setting_value` = "3.13.1" WHERE `setting_name` = "chevereto_version_installed";
UPDATE `chv_settings` SET `setting_value` = 0 WHERE `setting_name` = "maintenance";[/CODE]
Why your installation is trowing part of the queries is unknown, but since it is something not usual I think that is just due to your DB editing.