INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6d2eef97637ce8f95efc92722582470f23c51adb3c3938778d0bffbdef0b2c37', 
    'N59JxOHy4hvWtIpNPztf/1gNQPfxBzD3fg2/ycOxK0k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)