INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6473970bfb8cf910552e674c09e56d26689cde5389394377d92870aeff2b9276', 
    'PqDpNxO395JhPDUbN69GzWbLEmso7HxNfGpnDcBeelg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)