INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8b915c4d0a2f800f3ed3017d7a0e1f9af8fc9452a5e04839c778138fa0201a4f', 
    'yL0vr25A//d5nBpOyH6IxATEodCAN50Zu4DgRPwmEDw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)