Uncaught Error: Call to undefined function mysql_get_server_info() in /home/eb2h5he/public_html/wp-content/plugins/health-check/includes/class-health-check-site-status.php on line 52

• prepare_sql_data()
  wp-content/plugins/health-check/includes/class-health-check-site-status.php:22
• init()
  wp-content/plugins/health-check/includes/class-health-check-site-status.php:18
• __construct()
  wp-content/plugins/health-check/includes/class-health-check-site-status.php:2039
• require_once()
  wp-content/plugins/health-check/health-check.php:65
• include_once()
  wp-settings.php:473
• require_once()
  wp-config.php:92
• require_once()
  wp-load.php:50
• require_once()
  wp-blog-header.php:13
• require()
  index.php:17