INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '921cbd9ef1511eceeb55c382a2c74d840ac66b59bf72059e321d04a1b191d260', 
    'AoC4q6Zey1m4u6g89N2V9Cjm5IHPo28lNL+DDc8c8FM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)