INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b28280e33ab2471021cb8993c62504a0b3eafbe3351944b3eef002d72162470', 
    'vlD9WDm26YtmgnnJetEVLgpcbN8zdJFurW72z++5Ook=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)