diff --git a/src/Alias/Database/Query/Insert.php b/src/Alias/Database/Query/Insert.php
index 4f633eb..3d9d570 100644
--- a/src/Alias/Database/Query/Insert.php
+++ b/src/Alias/Database/Query/Insert.php
@@ -65,7 +65,7 @@ abstract class Insert extends Query implements InsertInterface
     }
     public function addValue(int|string $value): InsertInterface
     {
-        if (!is_numeric($value)) {
+        if (!is_numeric($value) and $value !== '?') {
             $value = "'{$value}'";
         }
         $this->values []= $value;