08004] [1040] Too many connections";i:1;s:1633:"#0 /data/htdocs/xyz.com/magento/lib/Zend/Db/Adapter/Pdo/Mysql.php(251): Zend_Db_Adapter_Pdo_Mysql->_connect()
#2 /data/htdocs/xyz.com/magento/
function mysql_read_single_row($sql, $array_of_values) {
//create a connection$DBH = new PDO("mysql:host=".CONST_MYSQL_HOST.";dbname=".CONST_MYSQL_DBNAME, CONST_MYSQL_RUSER, CONST_MYSQL_RPASS);