INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3ec13bf9dbab52ff0243db443efd90d48bb556b240a6c5123908f1e847ede42e', 
    'HY+z2zsE8pe2rRKwdWgx8k4z9Sxy6nOjY2Ka8RLG6vw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)