INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3b5e1643929a926200416c309da76e53c71780f424491140a55abb15bd3bd947', 
    'ADOR9iG4gvxYERJ4Y2mmx9gi8Zv54DutLeCXZn1IRFE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)