INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6f56cf9c7375c0feb2e73212782287900a6c8c5fe40328ab839e66ca0e2f4562', 
    '5mg3wIIc728HLT0ptsmx8oKHhm0I7tNBEBNMTSN3QzE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)