INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a6a9ada401e9a6653686f5dcce1f8c3ba6b2b74db9608dc021b592f159747305', 
    'LwDIb9tGOK8JbnTD/gfGNOMxF1eyZDG4d4Xj0/zagAM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)