INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2b6c3b15fddd195a95e605f533be8bff7d2cd35e9e37b6eb8c0fe6eab7283f11', 
    'cvGzmGrenLkXHmveO72K4N2z4bqMpGyYD1FmZV/bSPc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)