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 5 in /var/www/vhosts/wordinf.com/core/vendor/PHP-MySQLi-Database-Class-master/MysqliDb.php:1995 Stack trace: #0 /var/www/vhosts/wordinf.com/core/vendor/PHP-MySQLi-Database-Class-master/MysqliDb.php(1995): mysqli->prepare() #1 /var/www/vhosts/wordinf.com/core/vendor/PHP-MySQLi-Database-Class-master/MysqliDb.php(1601): MysqliDb->_prepareQuery() #2 /var/www/vhosts/wordinf.com/core/vendor/PHP-MySQLi-Database-Class-master/MysqliDb.php(662): MysqliDb->_buildQuery() #3 /var/www/vhosts/wordinf.com/core/app/models/AuthorModel.php(196): MysqliDb->query() #4 /var/www/vhosts/wordinf.com/core/app/models/Quotes.php(529): AuthorModel->setAuthorKeywordUrl() #5 /var/www/vhosts/wordinf.com/core/app/controllers/quotesdb/Quote.php(33): Quotes->setAuthor() #6 /var/www/vhosts/wordinf.com/core/app/libraries/Core.php(104): Quote->index() #7 /var/www/vhosts/wordinf.com/public/quotesdb/index.php(35): Core->__construct() #8 {main} thrown in /var/www/vhosts/wordinf.com/core/vendor/PHP-MySQLi-Database-Class-master/MysqliDb.php on line 1995