Warning:  Undefined variable $id in 
/var/www/vhosts/misafir.com.tr/httpdocs/urun-detay.php on line 
93
Fatal error:  Uncaught mysqli_sql_exception: You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near '' at line 1 in /var/www/vhosts/misafir.com.tr/httpdocs/urun-detay.php:93
Stack trace:
#0 /var/www/vhosts/misafir.com.tr/httpdocs/urun-detay.php(93): mysqli->query()
#1 {main}
  thrown in 
/var/www/vhosts/misafir.com.tr/httpdocs/urun-detay.php on line 
93