INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81ffffe4674fb2e8efbac5bc683d9eaa260a2153c89bf0ca75a2a727f4a8522b', 
    '4v4BbzQqqu9dBjVCUW/b3KM1628+JAvhHvWYWSBwHOk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)