INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd29cb9d7f1a16f08a8a9e6d46e28b591dc3ca454385e1abaf905648a55c11b4d', 
    '5bEgfV63nZbILJcmKFjI3dnSrnPaNvj//WjTKYvNnA0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)