INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a4765329864171fe802362ecc18997d06d6afbb5a0b4bd7aab8845b83759816d', 
    'uCssk9E6tUevCHZa/X8ssy9hwwkzloZ0Eor1N32ANwg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00037

Result

int(1)