INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50a443fef404c6851419c0c6eed80dce0e6791f638f407b6cb7c7d256a96895b', 
    'qSgDhONbSNBiEZnPB5GuEOwA5jcEkHd5Prj9BzFbb44=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00049

Result

int(1)