INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c8c21d4a6c747a02b14c813504884add3e41066ed9107dacaf3939f161832601', 
    'tVz0IF11ZurnW6nqodVyEIY49uyTBVEY/cPBQokMC+8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)