INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9f21f7fb20158c32ef3434be8aec835c4b48bd201129d7934f6a72595e9d2f5b', 
    '5fb2BY5Mgv8L7a9GhE1m1hKTj9cxbtjOovUrVFT2smY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)