INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9f3976f3cdc159d1539885983fd7f42e5def28050edee309f4737ab2cd276a56', 
    '9RMt0tQD3qdMgQhdl/PLYJbQfwBpHkO/HXYd9D9APYo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)