INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd511052232b2342e8567bc867839f9049e254d1cc04738c267077255f88ec3d0', 
    'Dkm6AqEPynOWc11ACPgAICWRaBNRz4Kgmrk0pTDEnQA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)