INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c5821dc09093503b925eee53518fc7c3d81eb3013835ce7600110c5ed8c75272', 
    't++UmsETNn5u++R//B4Rn9i/xM1VyK49hW4NPkz+61w=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00050

Result

int(1)