INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c9e56cc09546b50eded2820414f928de3ab7d1d6bb80f7a7bec5c26bab40543', 
    's9M54moc+DNIAD1sZFwpITPOsSQtP4IShaPKQwg3de0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00058

Result

int(1)