INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6990ca1853ab80df78fe83434b299cef56c084c21f783e54d9f854092905ac7', 
    '1P9Ou4LQsmHJ95wNIL02nZWwke/iihwn4MUxRCI//Y4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)