false, 'error' => 'Datos incompletos']); exit; } try { $db = db(); $stmt = $db->prepare("INSERT INTO announcements_history (song_name) VALUES (?)"); $stmt->execute([$data['song_name']]); echo json_encode(['success' => true]); } catch (PDOException $e) { echo json_encode(['success' => false, 'error' => $e->getMessage()]); }