INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e3473525fc912eb70f2bea0c6412464a11087ba728e986d7825e5eb6c20bc302', 
    'd+sSG21Va8KfXLajFUC/5qw+QTm7feNp8kgXt19qlVg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)