INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '300cce79746266f67f19dc5f9b78f04bf8d59bcab127753b74d8cdd1d03e6a3a', 
    'E0vEbec0BZDqq9btt2KD8cp0lKezYsWoxWv3f1VhzIc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)