INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '7f14493639c294345a90e92f2963aad954df85b7ad1ce273b998ef1e8a5477aa', 
    'cal138T3CXZJS5GXxFHrfl8O4qwIazxdIEs6prYJDwI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)