INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '28454a81db961eadfc7a355556f687d384668fafc0d7c9cceb8984fee4bed9c7', 
    'MJH1VqsMT/P//tP0KsmtbwOQ7h4cLwiDslBEykuapUA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)