INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9fc81f3850b334b0af93596eab919f9427e553517dc1c24bdd555360550362da', 
    'SdWRlvvCjvRz2dJvGHf2sIZzoJxi47rIZDfXM75bVhs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)