INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '34c1a2a3a6be9f1b5d7387217bc2abc1049c0ea7b7361b01e972e32acba08a02', 
    'zl8tzUQFa5gWlJluQD9PqFvjz89qKK2JryJVCH6M3wk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)