INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3eeeff93adfb97cbe707339f1ce760a2f83ab6fc5878123108015bad75533ce3', 
    'd383ajfU6hM0vwYLkIygpFzyCzgLQuV7CUIVyqYMIj0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)