WordPress database error: [Unknown collation: 'utf8mb4_unicode_520_ci']
CREATE TABLE IF NOT EXISTS `wp_wp_phpmyadmin_extension__errors_log` ( `id` int(50) NOT NULL AUTO_INCREMENT, `gmdate` datetime, `function_name` longtext NOT NULL, `function_args` longtext NOT NULL, `message` longtext NOT NULL, PRIMARY KEY (`id`), UNIQUE KEY `id` (`id`) ) DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_520_ci AUTO_INCREMENT=1