INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4c38a3948faed643a7df47323b1b50f531500222d820e7c4ee27cd8929815bda', 
    'LHlp6rHU2DhJNbMbl0l4tbkXYpOgqkG7ZQ3u+pCSIOg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)