INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b115b1f92cf8bc9a6b9b491eb279eadddd53e54ac0cdeda99238ec011560104d', 
    '5y7fZUyUaDcpzl6HE3qpS7s1V68ndWFslTpxyH54tlI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)