INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4e4fd908c1e5648e57794d07cdea3652aca39d556d442b2b79e166d14f601b93', 
    '+wq1xEpVtz9o2etzlMSb4EAY6R6ZJZEpwiDS9+mPMVU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)