INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51cfb3981cf6e6d00bb82a89c7a391310adadd9c19db9325f3434c6268432c7d', 
    'qK4a4A4aXPqDffGfYEY1GCVqmEITVK/GnDekZ97DDqc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)