INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '76a21b5f58c1f670c4adda044e4a0ff895b7fa7a1c415aaaada844e8c847b593', 
    '/yLb6qCRmayKiiyXFEiaRWGPIjWC4j6BP4PsH2XKfdI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)