INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a81f4d736f27c005d4895aa09bb3750198f1aadce37fed018bd5aaa9503173c9', 
    'KLBnL+XRbd4aQQmIijHrbWoKkgP6wQQz/xV1zjigtb0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)