INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6911360f480e6dcd5fdb30a9872fd05259a3441a6f9faf488bc56a18ad860c29', 
    'uAKPV+1HdvMbs29mh7W5XrW/baqAYChMkACrMCjfPcs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)