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 MariaDB server version for the right syntax to use near '-5' at line 7 in C:\xampp\htdocs\public\contratos.php:79 Stack trace: #0 C:\xampp\htdocs\public\contratos.php(79): PDOStatement->execute() #1 C:\xampp\htdocs\public\index.php(125): require_once('C:\\xampp\\htdocs...') #2 {main} thrown in C:\xampp\htdocs\public\contratos.php on line 79