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Fatal error: Uncaught PDOException: SQLSTATE[42000]: Syntax error or access violation: 1064 You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1 in /var/www/html/inc/navbar.php:136 Stack trace: #0 /var/www/html/inc/navbar.php(136): PDO->query() #1 /var/www/html/app/conta/adicionar-usuario.php(13): include('...') #2 {main} thrown in /var/www/html/inc/navbar.php on line 136