INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2640df2561d36913f885337359d1b9696cb91c5966efff825f649753db4a76de', 
    'smj4AEgAMjjytQzGRQKxekXEUSmQ+1d+12APKFMTwuM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)