INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '376919f4c3c75493844f4e45850329b22060d4e80cbcacdd48c8bd65fe0a366c', 
    'qBrwwQY8pk5oxrH6tQRquux2I9SffDZ7uwGzWqGnVec=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)