INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '855dfe7aaa5f2d7501d31601e82892e9a5a48aa3dbc4414e0743c30742e26749', 
    '8jqfQA+aJAA7OjEs+445zmDWsn5bRKRt3uAKK685ml0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00053

Result

int(1)