INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '838480a4719c1a9e58f0541aa5999fc4f3b654662641d416d193673830628bd5', 
    'JlQ6WyTjXguJYdg2U1lKK2+OPFSiDh1mUIe9fabB7lU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)