INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b8cab49061cfcaec03a0ea26961fff6da4b80f152014df1a708b24924e88a7a4', 
    'mH6xWflic2fj45HpTiKlO06fUZspt5SxVCdI5svOI2k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)