INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6a3cdbefb9a2889ab818e07e7cd33008f0acf5b259618d55198565aa279164e9', 
    'E5EwgXcVIomHd2D13oayrtvo02dHhHnXwTGL2llkXHY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)