INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '30e618b4bc3a56f8ba01dba5c4e514c4be49595de20f299db530c8d7775c3023', 
    'Z7xwUfwu1Ol7nsKBU0fpFbZoLxXf62RQLQGIt5CzAr0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)