INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b8e1de94a60e00029f7b33cbac3fa6ec89b7b94568edd99d63d16eccf060e19', 
    'uVWR8BMfueDZzu6eXjClqCBK8BPhWrH/R9+7A+bznaE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)