INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9308293352e1ef0f49c2edd2fdfcd6ac44cf5dbe549a649f6574c835dfae5fd0', 
    'k4z1JE0Gbcty8PjBF+Ofy1cwZRDfO6lnKohd5owidro=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)