INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c38fc7545dd33c42ea04b5ae2fbfa39a843a253f8406621fb5a6663bf8a7f53', 
    'ZTX9iHArdwJb2umbuzTR/U2seSp3u16ldwU3g3jZA/M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)