diff --git a/SqlBuilder.php b/SqlBuilder.php
index 55e64d7..02786a6 100644
--- a/SqlBuilder.php
+++ b/SqlBuilder.php
@@ -1,4 +1,5 @@
-<?php /** @noinspection ALL */
+<?php
+/** @noinspection ALL */
 
 declare(strict_types=1);
 
@@ -189,7 +190,10 @@ class SqlBuilder extends Component
         if (is_null($value)) {
             return $keys;
         }
-        if (preg_match('/^[+|-]\s\d+$/', $value)) {
+        if (is_numeric($key)) {
+            $this->query->pushParam($value);
+            $keys[] = $key . '= ?';
+        } else if (preg_match('/^[+|-]\s\d+$/', $value)) {
             $keys[] = $key . '=' . $key . ' ' . $value;
         } else {
             $this->query->pushParam($value);