INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '29cc5460fa68abcda15e8ad5b48870cd78cbe41f37f02bc383395f43ec5a4463', 
    'SlbTnhIk8XafWaPNQs6lFxPybitc5ANYOOxHZV5ywqM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)