INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2c76796a43e8656ef2595b86340b94fd42c6f7b97ad9b6909c58975de112bda5', 
    'AZkxwtibIdSAbCHNnIDzeOem3mlCE7oX51Uvosem4Js=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)