INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '768ddfe84f6cf033028b0daa1a866a26481e87514c9f53ce985983a93a6c4d4f', 
    'mnVuZqxh31zvFtCbk6YZ3R4LoLcJTsiQYt67RngTv1w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)