INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21f40b3a350a0743d152a4e9462df9b5fe741ddc6ae7a8c994810a3a2f4763f1', 
    'WUxRRD2eDT7ZSi780iLGjICiXdt6fvPxz5yzBreFdxU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)