INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9a3c51e4f7a789916a883b495b4a4621dab55803a897533ced42130e4a2deab6', 
    '4eEHEA2sBlR0nB3R8V3K7DKvkqLjNMJUSvErKgnNWTQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)