INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e1b80a1084c6e5bc08d11d94b5a697fed07b5edf346511e530306d519cb62c58', 
    '+2Lf5oVGjzq1nOKjsPFZ/ZslK1MuPABfZkDjeYbMXmA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)