INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a15c0ee70161e47be8d464e9f014d10f2c937c8a31e4638732d8385f326f8027', 
    '5GOIuzUVtfqrEt59ZdfM7YiUcs2OTA/83u0Oe/Gz1Tc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)