INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a8382fc26319ed3c247c4b7a67c71fadcdcb87949444c572800f530a20f8198b', 
    'yKCN2c3JMAxkewEkDBs2oBngju0Kg62ADxCmF4KO4PI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)