INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a14de1f619aa24fd8605beeff93aba357105e8f7af0b6a92866b347de0d48899', 
    'Af2St489l1zJVEUxZwhGInSnYQ8FIy7/hpEct0FVvT4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)