INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8391fd2e0c139b3b221d988b3edf7d697e67f723e16467bf862265be3e9608ed', 
    'aPa/95rNBg1sKBtiMBUnDtDDgNRtkwDYmfDARugyslM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)