INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e51af3048181576d2cd50d9b3600db96020918422275e2ad95b901b81911ec3f', 
    'eECuPnkpk5NBYuCleksuZQFVV2ifIZzZrMWxhv1nrD8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)