INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15b1dfe9bdcc842a91f9dbab6669e5537d639c81f59126d8208efebfe2ef51b0', 
    'qI95vdXA2es0gLIrdYBiV4m07RVvmEc6iuQDdD4QyOY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)