INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3eb434e12628fd8f2d07906d582e518bf1e0743889c1fed1fa0f5e453f4c3c99', 
    'E/cTabOBmXLuaK6uUsK+q0pCBvKPgCAnYeHgqxfIHMs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)