INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9474f51fa175af16c8a881104578596b41008ac038b1f1ec59571b1728d4d421', 
    '3xfbMFlwC+S05SM54ud31Dwfs+zpz72H84mYsY0FE0g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00017

Result

int(1)