INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '87f3a0b758e9fbf3741826eb7a037d22b94cb31724087e1c0395d8aac1db7971', 
    'jzjocB5/LakFeUMK8UiH2VWjwqJ5vZHY2ryA8UC6M3Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)