Fatal error: Uncaught mysqli_sql_exception: Connection refused in /var/www/vhosts/kapan-kazhi-meshiti.kz/httpdocs/engine/classes/mysql.php:43
Stack trace:
#0 /var/www/vhosts/kapan-kazhi-meshiti.kz/httpdocs/engine/classes/mysql.php(43): mysqli_connect('srv-pleskdb43.p...', 'kapan_db', Object(SensitiveParameterValue), 'kapankaz_db', '3306')
#1 /var/www/vhosts/kapan-kazhi-meshiti.kz/httpdocs/engine/classes/mysql.php(80): db->connect('kapan_db', 'cQxAmEh6JjVURty', 'kapankaz_db', Array)
#2 /var/www/vhosts/kapan-kazhi-meshiti.kz/httpdocs/engine/init.php(393): db->query('SELECT category...')
#3 /var/www/vhosts/kapan-kazhi-meshiti.kz/httpdocs/index.php(28): require_once('/var/www/vhosts...')
#4 {main}
  thrown in /var/www/vhosts/kapan-kazhi-meshiti.kz/httpdocs/engine/classes/mysql.php on line 43