INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6848659bff02d873f5f10a14969d09f96880e325309582ebc65d99717add301', 
    'LefHx8nLH1Yg+7MIQaPoA2GOwhiblBSNA15n0watTVA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)