INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '768a23ab841ca5630f7ecbc0af218621a9140a5210aaf3d9c129b0984d164d86', 
    'UCTDkri9KAY4PwAn+Slc6SuJQsUI0C1PrD+sFP6bZzc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)