INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b76111982849882cb228ab6f9cbacaf0f3bebfd329dd33268923b2c34ec9138', 
    '6kRKRx/fqw7bS5wk6Kdo6Nps8bdXCoj1zVy0W/7R5ck=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00053

Result

int(1)