INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '28a2928b99c585f57e26adb124ddc5c0a4fd02f8667383c81d21e944f336d673', 
    'K2wvMCntVspzyruCGxCKmJboUzKOD+U4PQ09T8llDdw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)