INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '98392eff8901fe0b1456adbc4ad6460a48765502fdf1efce9d1c245bda502ead', 
    'HKtHV6sRgWPtYdjtW13msJn+0vTjylaWzTmHYMuV+BM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)