Index: t3lib/class.t3lib_db.php
===================================================================
--- t3lib/class.t3lib_db.php	(revision 7460)
+++ t3lib/class.t3lib_db.php	(working copy)
@@ -728,9 +728,31 @@
 				$arr[$k] = $this->fullQuoteStr($v, $table);
 			}
 		}
+
+		$columns = $this->getColumns($table);
+		$arr = array_intersect_key($arr, $columns);
+
 		return $arr;
 	}
 
+
+	function getColumns($table) {
+		$res = $this->sql_query('SHOW COLUMNS FROM `'.$this->quoteStr($table, $table).'`');
+		if ($this->debugOutput) {
+			$this->debug('getColumns');
+		}
+
+		$output = array();
+		if (!$this->sql_error()) {
+			while ($row = $this->sql_fetch_assoc($res)) {
+				$output[$row['Field']] = TRUE;
+			}
+			$this->sql_free_result($res);
+		}
+		return $output;
+	}
+
+
 	/**
 	 * Substitution for PHP function "addslashes()"
 	 * Use this function instead of the PHP addslashes() function when you build queries - this will prepare your code for DBAL.