INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a4b8c2102afba7a8e3c1174ca0a9c7a6044d451feda2ef9fbf6b14abf07b700d', 
    't7o8+hB3L2hNr43xWYJlu1fORmHqrqAC9SRPKLRjNns=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)