INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '42ce4d57261a3b0daddedb0697963bdfa798dadc13934fd3743d7f7ec83456b1', 
    '5ETqAT6R94vo3zdSBtLz9krojC1W7AtQfZqejmZYoMM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)