INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6539498c473d3b9955b6c937d12e17999563d014195bd439acf19e4cc323897d', 
    'HAJxZbDa9FrMrRxBUxtqGxz5fdnoSyK5j5kH4+ag0AI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)