INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81f5e5c8f81d15dec89f4249967f3859ae2e1379995c0e8df66233541d784a64', 
    '+qZDNVdZyOnWg5ZLrj1f/fbSt88iljXoVcgYItPsw/k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)