diff --git a/src/D2Database.php b/src/D2Database.php
index b228605..d09eccc 100644
--- a/src/D2Database.php
+++ b/src/D2Database.php
@@ -51,28 +51,28 @@ class D2Database {
 		$sql = '';
 		if (!empty($data)) {
 			foreach ($data as $d) {
-				$sql = "INSERT INTO `$tableName` (";
+
 				if (!empty($d)) {
+					$sql = "INSERT INTO `$tableName` (";
 					foreach ($d as $k => $v) {
 						$sql .= "`$k`" . ",";
 					}
+					$sql = rtrim($sql, ",");
+					$sql .= ") ";
 				}
-				$sql = rtrim($sql, ",");
-				$sql .= ") ";
 			}
 		}
 		$sql .= "VALUES ";
 		if (!empty($data)) {
 			foreach ($data as $d) {
-				$sql .= "(";
-
 				if (!empty($d)) {
+					$sql .= "(";
 					foreach ($d as $k => $v) {
 						$sql .= '"' . $v . '"' . ",";
 					}
+					$sql = rtrim($sql, ",");
+					$sql .= "), ";
 				}
-				$sql = rtrim($sql, ",");
-				$sql .= "), ";
 			}
 			$sql = rtrim($sql, ", ");
 			PDO_Execute($sql);