INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b838e60e659612c8b335659443cc9c67dcae11c87f40c45df731e727f22babc1', 
    '9VePwQAVlL7i32vQ4R3tEVBORyGZSva6oWmu8KRIGwE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)