INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3a9ed38702f5a6e65ee10a5aca03fb284449f83419b6c2616211f98a16ac6847', 
    'RMzkn8HC3WbwLyUxPUpBiunZSWTeYCoH64enU6TaF2A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)