INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8a4b6897aad499e277e0e5b0f7f18543e6cf8435f9196a202786726a49721458', 
    'Bxnzku2dYspz7Vi8bWyhSRM9VPOw2T8FNvvebl3ip7M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)