INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b70d5087d8cae3e2e0b84aae80b3c25bb2befaa463230a3154cc301b5f7a7db', 
    '/rr6IOkXAaaDKj9cC8FY4+cODcpsaTW1QG76FmWbHRo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)