INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '43938a68514586d3cb81be7882e426b4115d3751b7a24e6a3b891b8c0d105885', 
    'MUH5oHbR6thOUQPa+zo3dBr5I84k85GgxQycoAoO7S0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)