INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '821c89e3e2e922f1dfe29cc52bc6a5a58a705a6eaf3f1568a01a65d86b1e4120', 
    '2DHmosPqmFx4WZurYMdjAM5qBPiOk8lOgpQ5tOZNXHI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)