INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7e1e4f994ce5f0b016118828be23afa3e16540381bf0f3947553a2dd972f86d2', 
    '9WidejRwHmTNuyT7DvWm2sREFOjukEKUkEmUugZHPuQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)