INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '29940011b500b14251a593bf277625f5c4af6f31a2acb2a0a93b8f7e9686b78e', 
    '+cUx532N1aMntKawJhwf0U5xhDZs4dh6ysER/sskPs0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)