INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a549876a767ebcedabb07fbb8abd7ebde9d2cf75bd83303f2bdc879f937bcea1', 
    '+L3+dm87apmVNd44m6OhrA09z4hK6IUMhbUErD/LVGY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)