INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a3d1f3a77945da2a338f49dfd3bff50ee7d82c9ea34c2745b3470d247dce96f2', 
    'Rr7TvXeXUntA4RCEuNSlPne3auWgU1Yjcl434tQJT+c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00025

Result

int(1)