Fix: Cast model key to integer to improve query performance on Postgr…

…eSQL (#524)

src/PersonalAccessToken.php

@@ -63,6 +63,10 @@ public static function findToken($token)
 
         [$id, $token] = explode('|', $token, 2);
 
+        if ((new static())->getKeyType() === 'int') {
+            $id = (int) $id;
+        }
+
         if ($instance = static::find($id)) {
             return hash_equals($instance->token, hash('sha256', $token)) ? $instance : null;
         }