INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6bf5462a351fc3f3e44f2811e738899573c9f7a43df101d12dff30e1879bbf99', 
    'L3BCD7/hn1W8N7XdOdh0Xe+P84pWhz0pm1T1qQPB2fg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)