INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5297098561ecd6387a576e753b16c33a0d20d733b093bf0a9fcba283cab029ff', 
    'dEDOEPRkpVyT69m4YhuT+vR4NAr1daM1mLyaT78+/so=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)