INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81b5690dcc16700f480019315501f74cedd469e2b1348a7463722db8d1a18903', 
    'IwI42l/2HwlUIEjCFtCsS1p930P1zpw1qthV/T6Tyuw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)