INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b91d9798280d86e94c26ed5b7ef1c6d6b2ddcda32f7c113064971dde9bd2100f', 
    'y5byB/lwIKk8woLXBVCZL5mgSBkmg2QZHpReGtH24fI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)