INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b2abbddc5290959714446710bf1e720b1e41301bef1ecbbbbc8b7b4f9bbf0ab1', 
    'MdpwZa+9fUIEPLW66dohdrWV6kaFSfgYG1gEhPCj1ms=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)