INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a56556900cb41a0482cf50f5063bd7d12838039995c450a7f005b9ee7ae4a1ce', 
    'Cuuh1QMDKZMPC3a8T+6DNxbPqE9LrpyJ+er0NKNHr44=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)