INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c8b4e9f4298425627f0055c98300e2f92f84d82684ef6e7d1396e5abdc97c5ff', 
    'dSOB4j593WQ6+rq7F3P346x47If6TL9+DUwp21vefHk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)