INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd514515dee14572128e897689a28e7123fed79a4901596c76c3291ba8f7fd8f2', 
    'Mf1QyAg4gfjzA0EiypKD3DxPtm4MwRMxaY97i2L5OK0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)