INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6386648ab0d1e29b434f207bf010e5411e3f14c880cfe6f52fe665b123471553', 
    'MYp/zwh57KEpT0BGRdFD4yXmZJxkokCy8990rpEykJ0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)