INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2c48fcf8178def1009500375249f0674af4e9fcabe1af5e04ca9260a64ef9e21', 
    'M+xjapTB9Br1poDaKJZ2NRaWM6DKZWxOJCQwt8ZEg5Y=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)