Small fix.

answer.php

@@ -31,7 +31,7 @@
         else {
             // On enregistre la réussite dans la table :
             // Vérification que ce n'est pas déjà enregistré :
-            $stmt = $database->pdo_teams->prepare("SELECT * FROM solved WHERE (puzzle_id == :puzzle_id AND team_id == :team_id");
+            $stmt = $database->pdo_teams->prepare("SELECT * FROM solved WHERE (puzzle_id == :puzzle_id AND team_id == :team_id)");
             $stmt->bindValue(":puzzle_id", $art_id);
             $stmt->bindValue(":team_id", $team_id);
             $stmt->execute();