INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c99797b5b203f0fd39f58ba3d7d53f87339eae38e22516633545d1338119831b', 
    '6O15uZmvwXtKhmbpWwyzL5caXk9jCQVvZO4unew6Me4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)