INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7b74ace9b516b86bf7860adcd34330d43853231c5cce8f8b91361d01df9e6300', 
    'ywawSKRnlJeQyOC4zag2G3QXC/gE1MejOOfbkm0d3is=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)