INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3503b21e6e7a60dae56fa74afca7125a4c8c1c7823a89eab83a27f1d2572df76', 
    'HJu6NlLEd0Py43KJKHFU571Nj6qjkPdCSUFVfY6A8SE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)