INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '349ff643cd8a82810dc142859faaec154822a29af6e8431ee5deee272ea1f62f', 
    'QEC6jz7UOVwg2mTigu2vaUKU0d9GWkShDFNjwVkiIa4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)