INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a50cbb661a9021fbad742454e902d9f5469eacc73b5763a794b589297fd63d2d', 
    '0tWkt5vqtSiEuU1BQ1HZ9sibgRXHUr7lrPSfn7pAxqE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00016

Result

int(1)