INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4756cfe691979db1f93bbe1310af7772d73b7ca3544c9ab44bc18ea6955f4f76', 
    '+/fbR0KUi46RfHmLYJGoEjJDEV/wYMXg+ccfYBpIyPs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)