INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3c53982d59f52c2085fced8e3a63efcc92dc46c391a03082fb5008ac678b5e20', 
    'i8LCTDvjM19HrJRTs0qUQfl0XsPwGaJ/ETezrnynPA4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)