INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2668d16b778f8b3ea53727104a0ae8e6d110ea14bdc8495375ce3c19ac5f28b1', 
    '9/PvPdGsjUM4e6s/XkV7DQTAdfYgK13US8V14dNxk8c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)