INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6758d468dabfec2926daacc31ac4e8889892323e1eead8862d401cee7c4db92d', 
    '2kA02bFXynwxhijPKeMLGvk/4XN0hKbvdb9ZeoEThvA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)