INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21c408cc940f117eef265f54ed83ad3f98a016cc4afee9f35aac07a3265bc529', 
    'N0NQFfeghewclCJZvvIw5Rx5v2yBNQs1D8FWvq7ZJuk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00044

Result

int(1)