INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '730baa39cf985806f1d0def77887785868a5770070ef5d537cbbb08b331c9ca6', 
    '3Liu7z7mIrtMk93VAWuXqHNRQn2n1z7pp0Dhd5PMs00=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)