INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a16b81f0f6d3a7db12c5e3b870615e20e174f3f024e61033d7cc2f3371c162d6', 
    'aOZxFgTs+qt9AJEBoO9m3jn2eBC9IW1qKzoJH2539Xw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)