INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a76c8471807d5d42c25bee1d2e9058c7504358e7666a1d7d7350da6feb03a72d', 
    'uc35aFTy3hRvsy8Dhe//wTu/KoXZtnT2iv44moJEwAU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00016

Result

int(1)