INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51fed3e18f8099d6a3a665457b971347a191a933642bc7207f4627503efa7aaf', 
    'egUDiTTxGWFA60KBWFEjKvTXs5TstoEfY15vH3OVDLU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00049

Result

int(1)