INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'cff3101bb3be9124ed2f0b234c3845da2cb609d554034d864cbe525b728f481f', 
    'a8dU+Klob64fAMW38WW0167dWzPFCdqvhvj+D4lM0Ns=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)