INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '838e37ff146c1e1578e2a02c37a4e292c5a7dc8e38846dfa282dead91b2d4978', 
    '6+V7wDPvl+4Pp3xDknTG2IzWBgYxZfkSKRaFPKgfQXQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)