INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '350248c9f9f0f580f316d9255995d548e592c96f68fa43234964ca6f81d4442c', 
    'cWx65V1sHtq26a5546TbGZEDm7h2QVidxfGrEvNswTI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)