INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21ff38c1cc888829bccd312cbece19e943df874976135fdac554f344c3ad8ffe', 
    '/jz+FB8+CTuhPhCAZBSjyGw275vOPFJja5AR0G6+rcw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)