INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '83935db72c104437b2789529fb7af8d518af1c03aa2e9aae0be8be417812f3b2', 
    'm8z+GPnOTS3HtCTcWQhDcHqOR2wovTnnuuIjHIkicVk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)