INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '534e477687ed2f6bdfebf3b4c025d9f2f314fccfa8872de8d611cf44b495d554', 
    'f7Hi09StlLYjsrLkNnaMa6Z1QX7JFj1Sl+dexwfTdjY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)