INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6820c63ea39cd18b16716f7cb34253c7b44d2f258057369bf04d511b925fcbb0', 
    'O0/pjTiQVrOHuKvZTalxcNovd1T8eWNGng3K+ywKD0E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00049

Result

int(1)