INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9f574f470af1a4aa273647a1fc0c26ae592dc17923be5d73cb4487217404187a', 
    'QQXiMNA5AdCxYDNKVnzLDIS4xdAv5vH91AQAAVBvQtI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)