INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '53b869120d64cb1fc5e9c13a4d86480d9f58706625933c170c3fb3ac0033ce39', 
    'IBQKJkr7cd6xcXv3V3oYO+MpsxSaoRxqkPEIwsFtRlw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)